LXR linux/arch/parisc/include/asm/rt

   1#ifndef _ASM_PARISC_RT_SIGFRAME_H
   2#define _ASM_PARISC_RT_SIGFRAME_H
   3
   4#define SIGRETURN_TRAMP 4
   5#define SIGRESTARTBLOCK_TRAMP 5 
   6#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP)
   7
   8struct rt_sigframe {
   9        /* XXX: Must match trampoline size in arch/parisc/kernel/signal.c 
  10                Secondary to that it must protect the ERESTART_RESTARTBLOCK
  11                trampoline we left on the stack (we were bad and didn't 
  12                change sp so we could run really fast.) */
  13        unsigned int tramp[TRAMP_SIZE];
  14        struct siginfo info;
  15        struct ucontext uc;
  16};
  17
  18#define SIGFRAME                128
  19#define FUNCTIONCALLFRAME       96
  20#define PARISC_RT_SIGFRAME_SIZE                                 \
  21        (((sizeof(struct rt_sigframe) + FUNCTIONCALLFRAME) + SIGFRAME) & -SIGFRAME)
  22
  23#endif
  24